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Equilibrium
Page 3
Questions (1,743)
Predict the effect of removing h20 from the following equilibrium
SiO2(a) + 4HF (g) -SiF4 (g) + 2H 2O (g)
1 answer
asked anonymously
79 views
Consider the reaction Pb(s) + 2H+(aq) —> Pb2+(aq) + H2(g). If the hydrogen gas pressure is maintained at 1.00 atm and the
3 answers
asked anonymously
137 views
Please help!!! I need the answers ASAP I have 40 mins to pass this
A 0.800 M solution of NH3 is prepared and is in equilibrium
1 answer
asked by
Yuka
256 views
i'm not exactly sure how to do this question :/
i don't even know where to start. "Determine the equilibrium [F-] of the
7 answers
asked by
Anya
2,122 views
For the following reaction at 600. K, the equilibrium constant, Kp, is 11.5.
PCl5(g) = PCl3(g) + Cl2(g) Suppose that 2.510 g of
4 answers
asked by
Writeacher
2,907 views
C(s) + H2O(g) ⇌ CO(g) + H2 ΔH>0
For the system above at equilibrium, which changes will increase the amount of H2(g)? I.
4 answers
asked by
Ash
2,095 views
What is the significance of a very large Kp value on the equilibrium concentration of H2 in the reaction: 2H2(g) + O2(g)
4 answers
asked by
Kevin
2,443 views
A 0.00100 M solution of a weak acid HX is 6% ionized. Calculate Ka for the acid.
4 answers
asked by
Gabriella
3,300 views
The reaction below has an equilibrium constant of
Kp=2.26×104 at 298 K. CO(g)+2H2(g)⇌CH3OH(g) Calculate Kp for the reaction
4 answers
asked by
jessicaCC
7,903 views
The equilibrium constant for the equation
2 H2(g) + CO(g) CH3OH(g) Is 19 at a certain temperature. If there are 3.11 x 10-2 moles
2 answers
asked by
vikki
572 views
At a very high temperature, Kc=65.0 for the following reaction.
2HI H2+I2 The following concentrations were detected in a
2 answers
asked by
Kaka
88 views
N2O4 --->2NO2
a 1 liter flask is charged with .4 mols of N2O4. at equilibrium at 373 k, .0055 mols of N2O4 remain. what is the Kc
4 answers
asked by
josh
1,309 views
A uniform half metre rule is balanced horizontally across a knife edge placed 20cm from A. A mass of 22.5g is hung from end A.
1.
5 answers
asked by
Maybin
3,839 views
Find Net Ionic equation for hydrolysis , Expression for equilibrium constant (Ka or Kb) and Value of (Ka or Kb)
Net Ionic
3 answers
asked by
Ahmed
9,491 views
What is the ratio of the activities of Zn 2+ and Pb 2+ in a solution that is in equilibrium with respect to sphalerite and
1 answer
asked by
moon
417 views
The value of the equilibrium constant (Kp) as represented by the first chemical equation is 4.57 x 10-2 at 395 °C. Calculate
1 answer
asked by
sparkle
437 views
A 1.60-kg bottle of vintage wine is lying horizontally in a rack. The two surfaces on which the bottle rests are 90.0° apart,
4 answers
asked by
Tiffany
5,448 views
An equilibrium was established after 0.100 mol of hydrogen gas and 0.100mol of iodine gas were added to an empty 1.00L reaction
2 answers
asked by
Dominique
622 views
A worker sits at one end of a 183-N uniform rod that is 2.80 m long. A weight of 107 N is placed at the other end of the rod.
4 answers
asked by
karen
2,330 views
In the short run, the equilibrium price level will---and the nation will experience---gap because desired investment---and
4 answers
asked by
111
116 views
Hypobromous acid, HOBr, is a weak acid that dissociates in water, as represented by the equation
below: HOBrag) Haq) + OBrag
2 answers
asked by
James
99 views
A uniform metre rule of 80kg is pivoted at the 30cm mark.find the mass that would be placed at the 5cm mark for the metre rule
15 answers
asked by
Noeline
116 views
Qd= 24 000 - 600p
Qs= 4000+400p A) what are the equilibrium price and total output in this industry? B) assume that all firms in
6 answers
asked by
monica
114 views
Given the equilibrium:
HCN(aq) + H2O(l) ←→ H3O+(aq) + CN-(aq) ΔH >0; Ka = 4.0 x10-10 What happens to the concentration of
4 answers
asked by
Val
5,232 views
I did an experiment to study the effects of changes in conditions on an equilibrium system. The first system was the
4 answers
asked by
Hannah
1,349 views
1.25 mol of NOCl was placed in a 2.50 L reaction chamber at 427 celciciu degre . After equilibrium was reached, 1.1 mole of NOCl
6 answers
asked by
Abdela
6,702 views
If the system 2CO(g) + O2(g) ⇌ 2CO2(g) has come to equilibrium, what happens when more C(g) is added?
[CO2] increases and [O2]
1 answer
asked by
Kristen
109 views
.
Which of the following are included in the equilibrium constant expression? aqueous and liquid solid and gas gas and aqueous
1 answer
asked by
Kristen
66 views
Three blocks are supported using the cords and two pulleys as in Fig. 1. Given that weights of A, B and C are W, 0.25W and W,
2 answers
asked by
Sandra
114 views
For the reaction below, the enthalpy of reaction is ΔrH° = 29.36 kJ mol−1 and the thermodynamic equilibrium constant is K =
3 answers
asked by
taylor
827 views
Predict the effect of removing h20 from the following equilibrium
1 answer
asked anonymously
67 views
Which statement defines equilibrium in a graph showing demand and supply curves? A. It is the point where the demand and supply
1 answer
asked by
skittlez
112 views
1.25 moles of NOCl were placed in a 2.50 L reaction chamber at 427ºC. Afterequilibrium was reached, 1.10 moles of NOCl
1 answer
asked by
viamariam
81 views
Bot please help me answer this (2) The diagram below illustrates three forces T1 and T2 and 100N in equilibrium. Find the
1 answer
asked by
Freezer
59 views
Bot, please help me answer these: three forces T1, T2 , and 100N are in equilibrium. Find the magnitude of forces T1 and T2
1 answer
asked by
Freezer
66 views
Can an object be in equilibrium if it is moving?
1 answer
asked by
Deadrea
65 views
Determine F1 and FN if the object is to remain at rest.
Question 4 options: F1 =7 N; FN =18 N F1 =12 N; FN =0 N F1 =12 N; FN =18
1 answer
asked by
ross
49 views
Which change would decrease the pH of a base in a solution at equilibrium?(1 point)
Responses increasing the initial
2 answers
asked anonymously
89 views
in the drawing, a block of mass m1 and m2 =6.7kg are connected by a massless rope over a pulley. the smooth incline surface
1 answer
asked by
Mosa
127 views
Nitrogen reacts with hydrogen to form ammonia
N2(g)+3H2(g)<==>2 NH3(g) At a certain temperature the equilibrium constant kc =2.0.
1 answer
asked by
Yassah Kesselly
92 views
In the gas phase reaction PC13(g) + C12(g)<==>PC15(g) Kc = 1.9
The system is equilibrium with concentrations [Pc13]=0.5M .what is
1 answer
asked by
Yassah Kesselly
47 views
For the following equilibrium system, which of the following changes will form more CaCO3?
CO2(g) + Ca(OH)2(s) <--> CaCO3(s) +
4 answers
asked by
Lisa
5,471 views
Calcium oxide and carbon dioxide combine to form calcium carbonate in the reversible reaction:
CaO + CO2 ⇌ CaCO3 When the
4 answers
asked by
Anonymous
1,546 views
At elevated temperatures, solid silicon reacts with chlorine gas to form gaseous SiCl4. At some temperature, the equilibrium
5 answers
asked by
jon
5,090 views
Hi, I have a few chemistry problems that I'm having trouble solving. I put my attempted solutions after the problems in *'s.
4 answers
asked by
Maggie
1,322 views
Br2=2Br
When 1.05 mol of br2 is placed in a .950L flask, 1.20% of Br2 undergoes dissociation. Calculate the equilibrium constant
3 answers
asked by
ron
987 views
An equilibrium mixture at 852 K is found to contain 3.61*10^-3 mol/L of SO2, 6.11*10^-4 mol/L of O2, and 1.01*10^-2 mol/L of
5 answers
asked by
Tyler
1,979 views
A straight rod AB which is 60cm long, is in equilibrium when horizontal and supported at a point C, 10cm from A with masses of
1 answer
asked by
ay
235 views
Consider the equilibrium A(g)=2B(g)+3C(g) at 25 degrees Celsius. When A is loaded into a cylinder at 10 atm and the system is
2 answers
asked by
Anonymous
1,311 views
A child is on a playground they start to slide down a large slide. At what point is the child in dynamic equilibrium with the
7 answers
asked by
A child is on a playground they start to slide down a large slide. At what point is the child in dyn
3,425 views
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